<html lang="en">
<head>
  <meta charset="utf-8">

  <title>Learn React</title>

  <link rel="stylesheet" href="core.css">

</head>

<body>
    <label>Enter your name</label>
    <input id="userName" />
    <p id="welcomeMsg"></p>
  <script src="script.js"></script>
</body>
</html>